#region Copyright (c) 2006-2009 Widgetsphere LLC, All Rights Reserved
//--------------------------------------------------------------------- *
//                          Widgetsphere  LLC                           *
//             Copyright (c) 2006-2009 All Rights reserved              *
//                                                                      *
//                                                                      *
//This file and its contents are protected by United States and         *
//International copyright laws.  Unauthorized reproduction and/or       *
//distribution of all or any portion of the code contained herein       *
//is strictly prohibited and will result in severe civil and criminal   *
//penalties.  Any violations of this copyright will be prosecuted       *
//to the fullest extent possible under law.                             *
//                                                                      *
//THE SOURCE CODE CONTAINED HEREIN AND IN RELATED FILES IS PROVIDED     *
//TO THE REGISTERED DEVELOPER FOR THE PURPOSES OF EDUCATION AND         *
//TROUBLESHOOTING. UNDER NO CIRCUMSTANCES MAY ANY PORTION OF THE SOURCE *
//CODE BE DISTRIBUTED, DISCLOSED OR OTHERWISE MADE AVAILABLE TO ANY     *
//THIRD PARTY WITHOUT THE EXPRESS WRITTEN CONSENT OF WIDGETSPHERE LLC   *
//                                                                      *
//UNDER NO CIRCUMSTANCES MAY THE SOURCE CODE BE USED IN WHOLE OR IN     *
//PART, AS THE BASIS FOR CREATING A PRODUCT THAT PROVIDES THE SAME, OR  *
//SUBSTANTIALLY THE SAME, FUNCTIONALITY AS ANY WIDGETSPHERE PRODUCT.    *
//                                                                      *
//THE REGISTERED DEVELOPER ACKNOWLEDGES THAT THIS SOURCE CODE           *
//CONTAINS VALUABLE AND PROPRIETARY TRADE SECRETS OF WIDGETSPHERE,      *
//INC.  THE REGISTERED DEVELOPER AGREES TO EXPEND EVERY EFFORT TO       *
//INSURE ITS CONFIDENTIALITY.                                           *
//                                                                      *
//THE END USER LICENSE AGREEMENT (EULA) ACCOMPANYING THE PRODUCT        *
//PERMITS THE REGISTERED DEVELOPER TO REDISTRIBUTE THE PRODUCT IN       *
//EXECUTABLE FORM ONLY IN SUPPORT OF APPLICATIONS WRITTEN USING         *
//THE PRODUCT.  IT DOES NOT PROVIDE ANY RIGHTS REGARDING THE            *
//SOURCE CODE CONTAINED HEREIN.                                         *
//                                                                      *
//THIS COPYRIGHT NOTICE MAY NOT BE REMOVED FROM THIS FILE.              *
//--------------------------------------------------------------------- *
#endregion
using System;
using Widgetsphere.Generator.Common.GeneratorFramework;
using System.Windows.Forms;
using System.Collections.ObjectModel;

namespace Widgetsphere.Generator.Models
{
	public class ColumnNode : ModelObjectTreeNode
	{
		#region Member Variables

		protected ModelObjectTreeNode mTableCollectionNode = null;

		#endregion

		#region Constructor

    public ColumnNode(ColumnController controller)
      : base(controller)
    {
    }

		#endregion

		#region Refresh

    public override void Refresh()
		{
			System.Diagnostics.Debug.WriteLine("Refresh: Column: " + ((Widgetsphere.Generator.Models.Table)(((Widgetsphere.Generator.Models.Column)(this.Object)).ParentTableRef.Object)).Name + "." + ((Widgetsphere.Generator.Models.Column)(this.Object)).Name);
      if ((this.TreeView != null) && (this.TreeView.InvokeRequired))
      {
        this.TreeView.Invoke(new EmptyDelegate(this.Refresh));
        return;
      }

      Column column = (Column)this.Object;
      //this.Text = this.Object.ToString();
      //this.Name = this.Object.Key;
      this.ToolTipText = column.Description;

			bool inRelation = false;
			ReadOnlyCollection<Relation> parentRelations = ((ModelRoot)this.Object.Root).Database.Relations.FindByChildTable((Table)column.ParentTableRef.Object);
			foreach (Relation relation in parentRelations)
			{
				foreach (ColumnRelationship columnRelationship in relation.ColumnRelationships)
				{
					if (columnRelationship.ChildColumnRef.Object == column)
						inRelation = true;
				}
			}

			if (column.PrimaryKey)
				this.ImageIndex = ImageHelper.GetImageIndex(ImageConstants.ColumnPrimaryKey);
			else if (inRelation)
				this.ImageIndex = ImageHelper.GetImageIndex(ImageConstants.ColumnForeignKey);
			else
				this.ImageIndex = ImageHelper.GetImageIndex(ImageConstants.Column);
      
			this.SelectedImageIndex = this.ImageIndex;
      this.Text = column.Name;
      if(this.Parent != null)
        ((ColumnCollectionController)((ColumnCollectionNode)this.Parent).Controller).Refresh();
      
      //Update the ColumnCollection list
      if (this.Parent != null)
        ((ColumnCollectionNode)this.Parent).Refresh();
    }

		#endregion

	}
}
